Which one of the following pairs is correctly matched

  • A

    Morgan $⇒$ Discovered the process of linkage

  • B

    Linus Pauling $⇒$ Isolated $DNA$ for the first time

  • C

    Francis Crick $⇒$ Discovered the phenomenon of transformation

  • D

    H. Khorana $⇒$ Discovered that a sequence of $3$ nucleotides codes for a single amino acid

Similar Questions

Which one of the following pair is correctly matched

Morgan hybridised yellow-bodied, white-eyed females to brown-bodied, red-eyed males and intercrossed their $F_{1}$ progeny. He observed that

$(a)$ $F_{2}$ ratio was deviated very significantly from the $9 : 3 : 3 : 1$ ratio

$(b)$ Both genes did not segregate independently of each other

$(c)$ Recombinant types are not obtained in $F_{2}$ generation

$(d)$ Both genes segregate independently of each other

Select the correct set of statements :

Frequency of crossing over in a chromosome is an index of

The recombination frequency between the genes $a\, \& \, c$ is $5 \,\% \,, b\, \& \,c$ is $15 \,\%,\, b\, \& \,d$ is $9 \%, \,a\, \& \,b$ is $20 \%$ , $c\, \& \,d$ is $24 \%$ and $a \, \& \,d$ is $29 \%$. What will be the sequence of these genes on a linear chromosome? 

  • [NEET 2022]

Which of the following statements is not trueof two genes that show $50\%$ recombination frequency ?

  • [NEET 2013]